//
//  UIViewController+BackButtonHandler.h
//  xiaoquan
//
//  Created by 许建勇 on 15/8/20.
//  Copyright (c) 2015年 Alex. All rights reserved.
//

#import <UIKit/UIKit.h>



@interface UIViewController (BackButtonHandler)

/**截断返回事件*/
-(BOOL)navigationShouldPopOnBackButton;

@end
